linux/net/wireless/mlme.c
Johannes Berg f58d4ed98b cfg80211: send wext MLME-MICHAELMICFAILURE.indication
Instead of having mac80211 do it itself.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2009-07-10 15:01:47 -04:00

99 lines
2.9 KiB
C

/*
* cfg80211 MLME SAP interface
*
* Copyright (c) 2009, Jouni Malinen <j@w1.fi>
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/nl80211.h>
#include <net/cfg80211.h>
#include "core.h"
#include "nl80211.h"
void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len)
{
struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
nl80211_send_rx_auth(rdev, dev, buf, len);
}
EXPORT_SYMBOL(cfg80211_send_rx_auth);
void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len)
{
struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
nl80211_send_rx_assoc(rdev, dev, buf, len);
}
EXPORT_SYMBOL(cfg80211_send_rx_assoc);
void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len)
{
struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
nl80211_send_deauth(rdev, dev, buf, len);
}
EXPORT_SYMBOL(cfg80211_send_deauth);
void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len)
{
struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
nl80211_send_disassoc(rdev, dev, buf, len);
}
EXPORT_SYMBOL(cfg80211_send_disassoc);
static void cfg80211_wext_disconnected(struct net_device *dev)
{
#ifdef CONFIG_WIRELESS_EXT
union iwreq_data wrqu;
memset(&wrqu, 0, sizeof(wrqu));
wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
#endif
}
void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr)
{
struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
nl80211_send_auth_timeout(rdev, dev, addr);
cfg80211_wext_disconnected(dev);
}
EXPORT_SYMBOL(cfg80211_send_auth_timeout);
void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr)
{
struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
nl80211_send_assoc_timeout(rdev, dev, addr);
cfg80211_wext_disconnected(dev);
}
EXPORT_SYMBOL(cfg80211_send_assoc_timeout);
void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr,
enum nl80211_key_type key_type, int key_id,
const u8 *tsc)
{
struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
#ifdef CONFIG_WIRELESS_EXT
union iwreq_data wrqu;
char *buf = kmalloc(128, GFP_ATOMIC);
if (buf) {
sprintf(buf, "MLME-MICHAELMICFAILURE.indication("
"keyid=%d %scast addr=%pM)", key_id,
key_type == NL80211_KEYTYPE_GROUP ? "broad" : "uni",
addr);
memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.length = strlen(buf);
wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf);
kfree(buf);
}
#endif
nl80211_michael_mic_failure(rdev, dev, addr, key_type, key_id, tsc);
}
EXPORT_SYMBOL(cfg80211_michael_mic_failure);